early 15c., "civic official responsible for surveying property," agent noun from view (v.). Meaning "watcher of television" first recorded 1935, in place of earlier suggestion looker-in (1927).
权威例句
1. In one ad the viewer scarcely sees the car's exterior.
在一则广告中,观众几乎看不到汽车的外观。
2. The foreground, nearest the viewer, is painted last.
距离观者最近的前景是最后才画的。
3. These images are likely to evoke a strong response in the viewer.
这些图像可能会在观众中产生强烈反响.
4. This special viewer is simple to use and comes with 70 full-colour slides.